1924-1927 studied at Forestry Department, Agronomy Faculty, Far-Eastern University, Vladivostok.
1928-1929 and 1930-1932 associate, Far-Eastern Regional Research Institute, Vladivostok: 1929-1930 in Red Army. 1932-1934 associate, Far-Eastern Branch, USSR Academy of Science. 1934-1935 Director, Southern Ussuri Mountain-Tayga Station near Voroshilov.
1936-1941 headed botany study-group, above station. 1942 associate, Nursery for Fodder Plants, above station. Member, following expeditions: 1927 2nd Amur Expedition.
1928 to Ussuriysk area, Primorsky Kray. 1931 Udsko-Vlasev Expedition, Far-Eastern Regional Research Institute. 1932 Far-Eastern Fruit and Berry Expedition, Michurin Central Selective Genetic Fruit and Berry Station.
1934-1936 to Suputinsky National Park: 1937 Amur and Southern Primorsky Kray expedition, All-Union Institute for Aromatic Herbs. 1940-1941 to “Kedrovaya pad” (Cedar Honeydew) National Park. 1941 upper reaches of the Ulakhe River.
Religiously inspired people justify violence, resist social changes, and attack on science.